Thanks for your help. I had failed to include (package-initialize) in my .emacs which was why 8.0.4 was not working.

Problem solved!


On 16 July 2013 17:06, Bastien <bzg@gnu.org> wrote:
Hi Paul,

Paul Whipp <paul.whipp@gmail.com> writes:

> If I use the package installer to upgrade org I get version 8.0.4 but
> it then fails to complete my initialisation with: "Symbol's function
> definition is void: org-defvaralias"

Please share the parts of your configuration that are relevant to
this, e.g. your package initialization and your Org initialization.

Thanks,

--
 Bastien